Display screen or portion thereof with graphical user interface



The sole FIGURE is a front view of a display screen or portion thereof with graphical user interface showing our new design.

The evenly-spaced dotted broken lines and the evenly spaced dashed broken lines show portions of the display screen or portion thereof with graphical user interface which form no part of the claimed design.

The dash-dot broken line showing of the display screen is for environmental purposes only and forms no part of the claimed design. 

CLAIM We claim the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 